<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        div {
            border: 1px solid blue;
            text-align: center;
        }
        li {
            width: 300px;
            background-color: green;
        }
    </style>
</head>
<body>
<div>

    wenklkjlkjdsaflk
    <span></span>
    <i></i>
    <em>adsdas</em>
</div>
</body>
</html>